/*-
 *   BSD LICENSE
 *
 *   Copyright(c) 2016 Intel Corporation. All rights reserved.
 *   All rights reserved.
 *
 *   Redistribution and use in source and binary forms, with or without
 *   modification, are permitted provided that the following conditions
 *   are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in
 *       the documentation and/or other materials provided with the
 *       distribution.
 *     * Neither the name of Intel Corporation nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef __RTE_IPSEC_XFORM_ESP_H__
#define __RTE_IPSEC_XFORM_ESP_H__

struct mbuf;

/* RFC4303 */
struct esp_hdr {
	uint32_t spi;
	uint32_t seq;
	/* Payload */
	/* Padding */
	/* Pad Length */
	/* Next Header */
	/* Integrity Check Value - ICV */
};

int
esp_inbound(struct rte_mbuf *m, struct ipsec_sa *sa,
		struct rte_crypto_op *cop);

int
esp_inbound_post(struct rte_mbuf *m, struct ipsec_sa *sa,
		struct rte_crypto_op *cop);

int
esp_outbound(struct rte_mbuf *m, struct ipsec_sa *sa,
		struct rte_crypto_op *cop);

int
esp_outbound_post(struct rte_mbuf *m, struct ipsec_sa *sa,
		struct rte_crypto_op *cop);

#endif /* __RTE_IPSEC_XFORM_ESP_H__ */
